Goodwill and Other Purchased Intangible Assets (Goodwill) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2012
Goodwill [Roll Forward]
Goodwill	$ 11,028	[1]
Accumulated impairment loss	(4,263)	[1]
Goodwill, net, period start	6,765	[1],[2]
Adjustments to goodwill due to foreign currency exchange rate changes	242
Disposals related to sale of stamps division	(1,021)
Goodwill impairment	0
Goodwill	10,249
Accumulated impairment loss	(4,263)
Goodwill, net period end	5,986
Trading
Goodwill [Roll Forward]
Goodwill	4,884	[1]
Accumulated impairment loss	0	[1]
Goodwill, net, period start	4,884	[1]
Adjustments to goodwill due to foreign currency exchange rate changes	0
Disposals related to sale of stamps division	0
Goodwill impairment	0
Goodwill	4,884
Accumulated impairment loss	0
Goodwill, net period end	4,884
Collectibles
Goodwill [Roll Forward]
Goodwill	6,144	[1]
Accumulated impairment loss	(4,263)	[1]
Goodwill, net, period start	1,881	[1]
Adjustments to goodwill due to foreign currency exchange rate changes	242
Disposals related to sale of stamps division	(1,021)
Goodwill impairment	0
Goodwill	5,365
Accumulated impairment loss	(4,263)
Goodwill, net period end	$ 1,102

[1] Adjusted to reflect discontinued operations

[2] The condensed consolidated balance sheet as of June 30, 2012 has been derived from the audited consolidated financial statements included in the Company's 2012 Annual Report on Form 10-K, adjusted to reflect discontinued operations. See note 3 of the Notes to Condensed Consolidated Financial Statements.